International Association on Water Pollution Research\nInternational Water Association. (1981). Water Science and Technology. Pergamon Press.
Citação do estilo Chicago (17ª ed.)International Association on Water Pollution Research\nInternational Water Association. Water Science and Technology. Oxford, Inglaterra: Pergamon Press, 1981.
Citação MLA (8ª ed.)International Association on Water Pollution Research\nInternational Water Association. Water Science and Technology. Pergamon Press, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.